STIHL HL 73 Parts Diagram

Genuine STIHL parts for the STIHL HL 73 — 14 exploded parts diagrams and 300 parts with their STIHL part numbers. Find the part by its number on the diagram, then its part number in the list below it. Lawn Barn is an authorized STIHL dealer: parts we have ship from our shelf, and we order STIHL parts every day.

Not sure which part you need? Call Lawn Barn at 215-757-3850 with the model and serial number — a few parts changed between serial ranges.

STIHL HL 73 Crankcase

STIHL HL 73 Crankcase parts diagram

RefPartPart numberQtyAt Lawn Barn
1Crankcase414102021001Order at the counter
2Roll pin 3x8938062016503$1.50 · Usually ships in 2 business days
3Grooved ball bearing 6001950300302112$20.99 · Usually ships in 2 business days
4Oil seal 12x22x7963900312301$9.99 · Usually ships in 2 business days
5Oil seal 12x28x7963900312401$7.99 list · Order at the counter
6Crankshaft414103004001Order at the counter
7Screw IS-M5x30902231910723$1.50 · Usually ships in 2 business days
8Circlip 28x1.2945662131001$2.50 · Usually ships in 2 business days
9Woodruff key414103686001Order at the counter
10Gasket414102905001Order at the counter
11Screw IS-M5x10902231909501$1.50 · Usually ships in 2 business days
12Guard414108422001Order at the counter

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STIHL HL 73 Cylinder

STIHL HL 73 Cylinder parts diagram

RefPartPart numberQtyAt Lawn Barn
1Cylinder414102205001Order at the counter
2Piston414103020001$34.95 list · Order at the counter
3Piston ring414103430002Order at the counter
4Piston pin414103415001Order at the counter
5Snap ring 9.4946562007352$2.50 · Usually ships in 2 business days
6Needle cage 8x11x9951200318151$16.99 · Usually ships in 2 business days
7Cover washer414103691002Order at the counter
8Cylinder gasket414102923001$2.10 list · Order at the counter
9Screw IS-M5x22902231910252$0.99 list · Order at the counter
10Heat shield414102207001Order at the counter
11Screw IS-M5x10902231909502$1.50 · Usually ships in 2 business days
12Spark plug NGK CMR7A000040070071$15.49 · Usually ships in 2 business days

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STIHL HL 73 Rewind starter, Muffler

STIHL HL 73 Rewind starter, Muffler parts diagram

RefPartPart numberQtyAt Lawn Barn
1Rewind starter414119040001Order at the counter
2Rewind spring414119516001Order at the counter
3Rope rotor414119504001Order at the counter
4Starter grip ElastoStart Ø 3 mm000019034001$28.49 · In stock
5Cap000019570001$2.49 · Usually ships in 2 business days
6Starter rope Ø 3x800 mm000019582001Order at the counter
-1Starter rope Ø 3 mm x 30.5 m000093022081Order at the counter
-1Starter rope Ø 3 mm x 60.8 m000093022111$66.49 · Usually ships in 2 business days
7Spring414119535001Order at the counter
8Spring retainer plate414119517001Order at the counter
9Screw414119591001Order at the counter
10Starter cup414119506001Order at the counter
11Screw IS-M5x16902231909802$2.50 · Usually ships in 2 business days
12Spline screw IS-M5x25902237110502$2.49 · In stock
13Muffler gasket414114906001Order at the counter
14Muffler414114006001Order at the counter
15Screen414114190001$8.50 list · Order at the counter
16Screw IS-M5x50902231911002$2.50 · Usually ships in 2 business days
17Model plate HL 73 K423596715011Order at the counter

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STIHL HL 73 Ignition system, Shroud

STIHL HL 73 Ignition system, Shroud parts diagram

RefPartPart numberQtyAt Lawn Barn
1Ignition module414140013011Order at the counter
2Grommet414198910001Order at the counter
3Ignition lead414140506001Order at the counter
4Insulating hose414144204001Order at the counter
5Spark plug boot414140510001Order at the counter
6Torsion spring414199806001Order at the counter
7Washer414140493002Order at the counter
8Screw IS-M4x16902231906802$1.50 · Usually ships in 2 business days
9Ground wire414144022001Order at the counter
10Short circuit wire414144011001Order at the counter
11Shroud414108409001Order at the counter
12Grommet414143293001Order at the counter
13Screw IS-M5x16902231909801$2.50 · Usually ships in 2 business days
14Nameplate000096721441Order at the counter

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STIHL HL 73 Clutch

STIHL HL 73 Clutch parts diagram

RefPartPart numberQtyAt Lawn Barn
1Clutch shoe414116208012Order at the counter
2Tension spring414199759011Order at the counter
3Collar screw414116242002Order at the counter
4Washer414116289012Order at the counter
5Washer 6x15x1.2929800338652$2.49 · Usually ships in 2 business days
6Flywheel414140012001Order at the counter
7Nut with captiv washer M8x1920616011021Order at the counter
-1Clutch housing414116006001Order at the counter
8Clutch housing414116105001Order at the counter
9Clutch drum414116029001Order at the counter
10Circlip 28x1.2945662131001$2.50 · Usually ships in 2 business days
11Grooved ball bearing 6001-2Z950300351511Order at the counter
12Circlip 12x1945562111301$1.50 · Usually ships in 2 business days
13Rubber insert414179193001Order at the counter
14Sleeve414179172021Order at the counter
15Sleeve414179172011Order at the counter
16Screw IS-M5x30902231910721$1.50 · Usually ships in 2 business days
17Pan head screw IS M5x8902231309301$2.50 · Usually ships in 2 business days
18Screw IS-M5x16902231909804$2.50 · Usually ships in 2 business days

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STIHL HL 73 Air filter, Fuel tank

STIHL HL 73 Air filter, Fuel tank parts diagram

RefPartPart numberQtyAt Lawn Barn
1Filter housing414114028001Order at the counter
2Lever414114137001Order at the counter
3Choke shutter414114138001Order at the counter
4Self-tapping screw 4.2x12910002108301$1.50 · Usually ships in 2 business days
5Gasket414112909001Order at the counter
6Flange414112116001Order at the counter
7Screw IS-M5x20902231910222$2.50 · Usually ships in 2 business days
8Gasket414112909011Order at the counter
9Carburetor414112006011Order at the counter
10Screw IS-M5x60902231911302$2.50 · Usually ships in 2 business days
11Prefilter414114106001Order at the counter
12Filter plate414112408001Order at the counter
13Filter cover414114010001Order at the counter
14Twist lock414114093001Order at the counter
15Fuel tank414135004001Order at the counter
16Tank vent414135058001Order at the counter
17Clip414135889002Order at the counter
18Pickup body414135035001Order at the counter
19Clip414135889011Order at the counter
20Hose414135808001Order at the counter
21Hose0000I0006771Order at the counter
22Filler cap414135005001Order at the counter
23Insert414135381001Order at the counter
24Gasket414135907001Order at the counter
25Filler cap retainer414135009001Order at the counter
26Screw IS-M5x16902231909803$2.50 · Usually ships in 2 business days
27Warning pictogram Filler cap000096736931Order at the counter
28Guard414135264001Order at the counter

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STIHL HL 73 Diaphragm control

STIHL HL 73 Diaphragm control parts diagram

RefPartPart numberQtyAt Lawn Barn
-1Diaphragm carrier414102005011Order at the counter
-1Diaphragm carrier414102005001Order at the counter
1Diaphragm carrier414102124011Order at the counter
2Diaphragm414114141002Order at the counter
3Support plate414114124002Order at the counter
4Flat head screw M3x8905231903402$2.50 · Usually ships in 2 business days
5Gasket414114905002Order at the counter
6Screw IS-M4x9902231906406$1.50 · Usually ships in 2 business days
7Hose414114186011Order at the counter
8Diaphragm carrier414102124001Order at the counter
9Hose414114186001Order at the counter

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STIHL HL 73 Carburetor

STIHL HL 73 Carburetor parts diagram

RefPartPart numberQtyAt Lawn Barn
1Carburetor414112006011Order at the counter
2Spacer flange414112023001Order at the counter
3Strainer0000I0002021Order at the counter
4Spring0000I0001661Order at the counter
5Inlet needle0000I0002031Order at the counter
6Inlet control lever0000I0002041Order at the counter
7Axle0000I0002051Order at the counter
8Collar screw0000I0002061Order at the counter
-1Set of gaskets414100710031Order at the counter
9Gasket0000I0002071Order at the counter
10Metering diaphragm0000I0002081Order at the counter
11Gasket0000I0002071Order at the counter
12Pump diaphragm0000I0002091Order at the counter
13Sealing ring414112930001Order at the counter
14Sealing ring414112236001Order at the counter
15Valve jet414112154011Order at the counter
16Flange414112022001Order at the counter
17Cap414112127001Order at the counter
18End cover414112108001Order at the counter
19Screw414112271014Order at the counter
20Support414112123001Order at the counter
21Screw414112271002Order at the counter
22Pin414112189001Order at the counter
23Washer414112186001Order at the counter
24E-clip 3946062403171$2.49 · Usually ships in 2 business days
25Idle speed screw417012262001Order at the counter
-1Set of carburetor parts414100710021Order at the counter

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STIHL HL 73 Handle

STIHL HL 73 Handle parts diagram

RefPartPart numberQtyAt Lawn Barn
-1Control handle413779013501Call us
1Handle molding, inner413779011011$41.49 · Usually ships in 2 business days
2Hose clamp413779194002$3.99 · Usually ships in 2 business days
3Spline screw IS-M5x12902234109602$2.50 · Usually ships in 2 business days
4Contact spring413744216001$8.49 · Usually ships in 2 business days
5Slide control413718217001$7.49 · Usually ships in 2 business days
6Throttle trigger413718210001$10.49 · Usually ships in 2 business days
7Torsion spring413718245001$2.50 · Usually ships in 2 business days
8Lockout lever413718208011$7.99 · Usually ships in 2 business days
9Handle molding, outer413779108001$30.49 · Usually ships in 2 business days
10Pan head screw IS P4x16907447830254$2.50 · Usually ships in 2 business days
11Throttle cable414118011011Order at the counter
12Short circuit wire414144011011Order at the counter
13Shrink-on tube000044221001$2.99 · Usually ships in 2 business days
14Torsion spring413718245031$2.50 · Usually ships in 2 business days
15Hose 205 mm / 8 1/8''0000I0002101Order at the counter
-1Hose 960 mm / 37 13/16"420371172011$6.49 · Usually ships in 2 business days
16Hexagon nut M6920826009001$1.50 · Usually ships in 2 business days
17Round plug075103084872Order at the counter
18Loop handle418079034051$26.49 · Usually ships in 2 business days
19Bow413079084501$17.99 · In stock
20Square nut M6922206809002$2.50 · Usually ships in 2 business days
21Pan head screw IS M6x30902234113702$2.49 · Usually ships in 2 business days
22Strap412379174002$11.49 · Usually ships in 2 business days
23Washer 6.4929102101402$1.50 · Usually ships in 2 business days
24Spline screw IS-M6x25902234113502$2.49 · Usually ships in 2 business days

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STIHL HL 73 Angle drive 0°, 30°

STIHL HL 73 Angle drive 0°, 30° parts diagram

RefPartPart numberQtyAt Lawn Barn
10Circlip 9x1945562107501$1.50 · Usually ships in 2 business days
11Circlip 24x1.2945662126601$2.50 · Usually ships in 2 business days
12Grooved ball bearing 6001-2RS950300351902$23.49 · Usually ships in 2 business days
13Circlip 28x1.2945662131001$2.50 · Usually ships in 2 business days
14Plug screw422664165001$2.99 · In stock
15Drive pinion423064204051$21.49 · Usually ships in 2 business days
16Circlip 10x1945562108501$1.50 · Usually ships in 2 business days
-1Gear box 0°423064001001$76.49 list · Order at the counter
17Gear housing423064005501Call us
18Grooved ball bearing 609950300398501$17.99 · Usually ships in 2 business days
19Grooved ball bearing 609-2Z950300398531$21.49 · Usually ships in 2 business days
20Set of pinions423064073001$25.99 list · Order at the counter
21Pan head screw IS M6x20902234113002$2.50 · Usually ships in 2 business days
22Pan head screw IS M5x20902237110204$2.50 · Usually ships in 2 business days
-1Multi-purpose grease (tube 80 g)078112011091$6.99 · Usually ships in 2 business days

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STIHL HL 73 Angle drive 0° - 90°

STIHL HL 73 Angle drive 0° - 90° parts diagram

RefPartPart numberQtyAt Lawn Barn
-1Gear box 0°-90°423064001101Not available
1Gear housing423064005581$80.99 · Usually ships in 2 business days
2Pan head screw IS M6x20902234113002$2.50 · Usually ships in 2 business days
3Plug screw422664165001$2.99 · In stock
4Set of pinions423064073061$157.49 · Usually ships in 2 business days
5Needle cage 8x12x100000I0005382Order at the counter
6Washer 17x24x0.1000095817001Not available
7Washer 20x28x0.1000095820001Not available
8Grooved ball bearing 6001-2RS950300351902$23.49 · Usually ships in 2 business days
9Circlip 28x1.2945662131001$2.50 · Usually ships in 2 business days
10Circlip 10x1945562108501$1.50 · Usually ships in 2 business days
11Drive pinion423064204051$21.49 · Usually ships in 2 business days
12Bearing bushing423064194101Not available
13Pan head screw IS M5x86x20902234111631$3.99 · Usually ships in 2 business days
14O-ring 4.9x1.9964594574551$2.50 · Usually ships in 2 business days
15Cup spring948564803624$2.50 · Usually ships in 2 business days
16Washer000095805271$2.49 · Usually ships in 2 business days
17Cap423064174001$3.49 · Usually ships in 2 business days
18Hexagon nut M5922026007001Order at the counter
19Plug423064770001Order at the counter
20Gear housing423064103501$95.49 · Usually ships in 2 business days
21Grooved ball bearing 609950300300401$17.99 · Usually ships in 2 business days
22Grooved ball bearing 609-Z950300398541$21.49 · Usually ships in 2 business days
23Circlip 24x1.2945662126601$2.50 · Usually ships in 2 business days
24Circlip 9x1945562107501$1.50 · Usually ships in 2 business days
25O-ring 30x3.5964594578451$2.50 · Usually ships in 2 business days
26Perforated strip423064246101$9.49 list · Order at the counter
27Pan head screw IS M5x10902234109502$2.50 · Usually ships in 2 business days
-1Lock423064045111$29.49 list · Order at the counter
28Lock housing423064155111$7.49 list · Order at the counter
29Screw sleeve423064290101Order at the counter
30Spring423064131101$2.50 · Usually ships in 2 business days
31Washer 5.1x8.3x0.8929102138611$1.50 · Usually ships in 2 business days
32E-clip946162005121$1.50 · Usually ships in 2 business days
33Adjusting lever423064335011$21.99 list · Order at the counter
34Pan head screw IS M6x50x24902234114301$3.49 · Usually ships in 2 business days
35Pan head screw IS M5x20902237110204$2.50 · Usually ships in 2 business days

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STIHL HL 73 Angle drive 0° - 90°

STIHL HL 73 Angle drive 0° - 90° parts diagram

RefPartPart numberQtyAt Lawn Barn
-1Gearhead 0°- 90°0000I0002171Order at the counter
1Gear housing423064005581$80.99 · Usually ships in 2 business days
2Pan head screw IS M6x20902234113002$2.50 · Usually ships in 2 business days
3Plug screw422664165001$2.99 · In stock
4Set of pinions0000I0009661Order at the counter
5Needle cage 8x12x10951300319202$11.99 · Usually ships in 2 business days
6Washer 17x24x0.1000095817001Not available
7Washer 5.30000I0001641Order at the counter
8Washer 20x28x0.1000095820001Not available
9Grooved ball bearing 6001-2RS950300351902$23.49 · Usually ships in 2 business days
10Circlip 28x1.2945662131001$2.50 · Usually ships in 2 business days
11Circlip 10x1945562108501$1.50 · Usually ships in 2 business days
12Drive pinion423064204051$21.49 · Usually ships in 2 business days
13Bearing bushing423064194101Not available
14Pan head screw IS M5x86x20902234111631$3.99 · Usually ships in 2 business days
15O-ring 4.9x1.9964594574551$2.50 · Usually ships in 2 business days
16Cup spring948564803624$2.50 · Usually ships in 2 business days
17Washer000095805271$2.49 · Usually ships in 2 business days
18Cap423064174001$3.49 · Usually ships in 2 business days
19Hexagon nut M5922026007001Order at the counter
20Plug423064770001Order at the counter
21Gear housing0000I0002191Order at the counter
22Grooved ball bearing 609950300300401$17.99 · Usually ships in 2 business days
23Grooved ball bearing 609-Z950300398541$21.49 · Usually ships in 2 business days
24Circlip 24x1.2945662126601$2.50 · Usually ships in 2 business days
25Circlip 9x1945562107501$1.50 · Usually ships in 2 business days
26O-ring 30x3.5964594578451$2.50 · Usually ships in 2 business days
27Perforated strip423064246101$9.49 list · Order at the counter
28Pan head screw IS M5x10902234109502$2.50 · Usually ships in 2 business days
-1Lock0000I0002201Order at the counter
29Lock housing0000I0002211Order at the counter
30Screw sleeve423064290101Order at the counter
31Spring423064131101$2.50 · Usually ships in 2 business days
32Washer 5.1x8.3x0.8929102138611$1.50 · Usually ships in 2 business days
33E-clip 3.2946062403201$1.50 · Usually ships in 2 business days
34Adjusting lever423064335001$18.99 list · Order at the counter
35Pan head screw IS M5x40x25902234110901$2.49 · Usually ships in 2 business days
36Pan head screw IS M5x20902237110204$2.50 · Usually ships in 2 business days

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STIHL HL 73 Blade drive gear

STIHL HL 73 Blade drive gear parts diagram

RefPartPart numberQtyAt Lawn Barn
1Gear housing423064005011$124.99 list · Order at the counter
2Needle cage 8x12x8951300309122$10.99 · Usually ships in 2 business days
3Plug screw422664165002$2.99 · In stock
4Cylindrical pin 4m6x12938100320702$1.50 · Usually ships in 2 business days
6Thrust plate423064248002$5.49 · Usually ships in 2 business days
7Connecting rod423064265012$26.99 · Usually ships in 2 business days
8Gear wheel423064075011$127.99 · Usually ships in 2 business days
9Gasket422664903011$3.49 · Usually ships in 2 business days
10Gasket423064903001$6.49 · Usually ships in 2 business days
11Gear box cover423064058011$40.49 list · Order at the counter
12Pan head screw IS M4x16902231306806$2.50 · In stock
13Warning pictogram000096737301Order at the counter
14Multi-purpose grease (tube 80 g)078112011091$6.99 · Usually ships in 2 business days

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STIHL HL 73 Drive tube assembly, Blade

STIHL HL 73 Drive tube assembly, Blade parts diagram

RefPartPart numberQtyAt Lawn Barn
4Plug413771121012$1.50 · Usually ships in 2 business days
7Drive tube assembly Ø 25.4 mm / 1"423071071001$49.99 · Usually ships in 2 business days
8Instruction label423296737001Order at the counter
9Warning pictogram HL000096772941Order at the counter
10Handle hose 185 mm / 7 5/16"423079120001$10.49 · Usually ships in 2 business days
11Flexible liner423071173001$17.99 · Usually ships in 2 business days
12Drive shaft423071132001$28.49 · Usually ships in 2 business days
13Carrying ring000079088031$17.49 · Usually ships in 2 business days
14Pan head screw IS M5x16902234109801$2.50 · Usually ships in 2 business days
15Hexagon nut M5921026107001$1.50 · Usually ships in 2 business days
-1Blade423071060011Order at the counter
16Guide 500 / 20"423070435001$34.99 · Usually ships in 2 business days
17Flat spring423071317151$4.49 · Usually ships in 2 business days
18Set Blade 500 mm/20"423071060501Order at the counter
19Bolt422671366002$2.50 · Usually ships in 2 business days
20Slider422664867017$2.99 · Usually ships in 2 business days
21Guide 500 / 20"423074065001$35.49 · Usually ships in 2 business days
22Hexagon nut M5922026307025$2.50 · Usually ships in 2 business days
23Pan head screw IS M5x20902237110202$2.50 · Usually ships in 2 business days
24Blade protector423079092001$11.49 · Usually ships in 2 business days
-1Set guide guard423000710051$21.49 · Usually ships in 2 business days
25Guide guard423079098001$9.99 · Usually ships in 2 business days
26Guide guard423079290001$7.99 · Usually ships in 2 business days
28Combination wrench414189034001Order at the counter
29Screwdriver000089023001$4.49 · Usually ships in 2 business days
30Tool roll000089108101$10.99 list · Order at the counter
31Carrying belt413071090001$9.99 · Usually ships in 2 business days
32Safety glasses000088403071$2.95 list · Order at the counter
33Multipurpose grease 225 g078112011101$18.99 · Usually ships in 2 business days

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All STIHL parts diagrams